Honeywell Experion PKS Series 8 | 51454469-175 | 8C-PAONA1 | Analog Output Module

Technical Overview

The 8C-PAONA1 (P/N 51454469-175) is a precision Analog Output module designed for the Honeywell Experion PKS Series 8 I/O family. This module is engineered to convert digital control signals from the C300 controller into high-resolution 4-20mA analog currents, driving critical final control elements such as control valves, dampers, and variable speed drives. Its hardware architecture emphasizes signal stability and drift compensation, ensuring consistent performance in high-vibration and thermally volatile industrial environments.

Technical Specifications

The following parameters detail the electrical and mechanical characteristics of the 8C-PAONA1 (51454469-175) hardware.

• Number of Channels: 16 non-isolated channels

• Output Signal Range: 4 mA to 20 mA (support for 0-20mA configuration)

• Output Type: Current Sourcing

• Digital-to-Analog Resolution: 12-bit minimum

• Accuracy: ±0.1% of Full Scale at 25°C

• Settling Time: < 100 ms to 99% of final value

• Load Impedance Range: 0 to 750 Ohms (at 24V DC loop power)

• Module Dimensions: 51mm x 267mm x 178mm

• Weight: Approximately 0.5 kg

• Isolation Voltage: 50 VDC (Channel-to-channel) / 2500 VDC (Logic-to-field)

• Operating Temperature: -40°C to +70°C

• Storage Temperature: -55°C to +85°C

Integration and Signal Integrity

The 8C-PAONA1 (51454469-175) utilizes advanced onboard diagnostics to monitor the health of each output loop. It can detect open-wire conditions and short circuits, reporting these faults directly to the Experion control interface. Its vertical mounting orientation within the Series 8 IOTA (Input Output Termination Assembly) promotes natural convection cooling, extending the component lifecycle compared to traditional horizontally mounted rack systems.

Frequently Asked Questions

Does this module support HART protocol communication?Standard 8C-PAONA1 modules provide basic analog output functionality. For bi-directional HART digital communication over the 4-20mA signal, users should verify if the specific system revision requires the HART-enabled variant (8C-PHAO01).

What happens to the output signal if the controller communication is lost?The 8C-PAONA1 can be configured via the Experion configuration software to either "Hold Last Value" or transition to a predefined "Failsafe Value" (e.g., 0mA or 4mA) to ensure process safety during a communication failure.